diff options
Diffstat (limited to 'drivers/gpu/drm/i915/intel_display.c')
| -rw-r--r-- | drivers/gpu/drm/i915/intel_display.c | 13 |
1 files changed, 9 insertions, 4 deletions
diff --git a/drivers/gpu/drm/i915/intel_display.c b/drivers/gpu/drm/i915/intel_display.c index 565eb2cc0042..311fffede6f8 100644 --- a/drivers/gpu/drm/i915/intel_display.c +++ b/drivers/gpu/drm/i915/intel_display.c @@ -1731,6 +1731,11 @@ static void intel_update_fbc(struct drm_device *dev) intel_fb = to_intel_framebuffer(fb); obj = intel_fb->obj; + if (!i915_enable_fbc) { + DRM_DEBUG_KMS("fbc disabled per module param (default off)\n"); + dev_priv->no_fbc_reason = FBC_MODULE_PARAM; + goto out_disable; + } if (intel_fb->obj->base.size > dev_priv->cfb_size) { DRM_DEBUG_KMS("framebuffer too large, disabling " "compression\n"); @@ -2051,12 +2056,12 @@ static void intel_fdi_normal_train(struct drm_crtc *crtc) /* enable normal train */ reg = FDI_TX_CTL(pipe); temp = I915_READ(reg); - if (IS_GEN6(dev)) { - temp &= ~FDI_LINK_TRAIN_NONE; - temp |= FDI_LINK_TRAIN_NONE | FDI_TX_ENHANCE_FRAME_ENABLE; - } else if (IS_IVYBRIDGE(dev)) { + if (IS_IVYBRIDGE(dev)) { temp &= ~FDI_LINK_TRAIN_NONE_IVB; temp |= FDI_LINK_TRAIN_NONE_IVB | FDI_TX_ENHANCE_FRAME_ENABLE; + } else { + temp &= ~FDI_LINK_TRAIN_NONE; + temp |= FDI_LINK_TRAIN_NONE | FDI_TX_ENHANCE_FRAME_ENABLE; } I915_WRITE(reg, temp); |